Problem related to suddenly slowing down the car
A car is moving down a street at 58 km/h. A child suddenly runs into the street. If it takes the driver 0.74 s to react and apply the brakes, how many meters will the car have moved before it begins to slow down?
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Two blocks, one 0.8 kg and the other 2.0 kg are connected by a massless string over a frictionless pulley. Determine the acceleration of the blocks.
The scale of a spring balance reading from 0 to 250 has a length of 11.0 cm . A fish hanging from the bottom of the spring oscillates vertically at a frequency of 2.10 Hz .
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If the coefficient of kinetic friction between the box and elevator floor is Mk=0.32. What magnitude of force must you apply?
The air is pure and dry, and that charge builds up until a maximum electric field of 2.58x106 N/C builds up between the "plates". What is the maximum charge (in C) that the cloud can hold?
Two slits are illuminated by a 618 nm light. The angle between the zeroth-order bright band at the center of the screen and the fourth-order bright band is 17.8. If the screen is 143 cm from the double-slit, how far apart is this bright band from
A toy car runs off the edge of a table that is 1.150 m high. The car lands 0.375 m from the base of the table.
In an attempt to make a field goal, a placekicker kicks the football at an angle of 35 degrees above the horizontal with an initial velocity of 30 m/s. Calculate the total length of time that the ball is in the air.
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